MouseLayer = null;
document.onmousemove = UpdateMouseLayer;

function UpdateMouseLayer(e) 
{
	x = (document.all) ? window.event.x + document.body.scrollLeft : e.pageX;
	y = (document.all) ? window.event.y + document.body.scrollTop  : e.pageY;
	if(y < 300)
	{
		y=300;
	}
	if (MouseLayer != null) 
	{
		MouseLayer.style.left = (x - 302) + "px";
		MouseLayer.style.top  = (y - 302) + "px";
	}
}

function ShowMouseLayer(id,foto) 
{
	MouseLayer = document.getElementById(id);
	MouseLayer.style.display = "block"
	document.getElementById('ZoomFoto').src=foto;
}

function HideMouseLayer()
{
	MouseLayer.style.display = "none";
}

function ProfilePopup(nickname)
{
	var w = 805;
	var h = 500;
	var padding;
	(navigator.appName == "Microsoft Internet Explorer") ? (padding = 10) : (padding = 0);
	var screenw = screen.availWidth;
	var screenh = screen.availHeight;
	var winw = (w + 15 + padding);
	var winh = (h + 15 + padding);
	var posx = (screenw / 2) - (winw / 2);
	var posy = (screenh / 2) - (winh / 2);
	var url = nickname + '.html?Popup=y';
	var ProfilPopup = window.open(url,'ProfilPopup','top='+posy+',left='+posx+',width='+winw+',height='+winh+',scrollbars=yes,resizable=no');
	ProfilPopup.focus();
}
function InfoPopup(Thema)
{
	var w = 400;
	var h = 300;
	var padding;
	(navigator.appName == "Microsoft Internet Explorer") ? (padding = 10) : (padding = 0);
	var screenw = screen.availWidth;
	var screenh = screen.availHeight;
	var winw = (w + 15 + padding);
	var winh = (h + 15 + padding);
	var posx = (screenw / 2) - (winw / 2);
	var posy = (screenh / 2) - (winh / 2);
	var url = 'Info.html?Thema=' + Thema;
	var InfoPopup = window.open(url,'InfoPopup','top='+posy+',left='+posx+',width='+winw+',height='+winh+',scrollbars=yes,resizable=no');
	InfoPopup.focus();
}
function ToggleItem(id)
{
	Item=document.getElementById(id);
	if(Item.style.display == 'none')
	{
		Item.style.display='';
	}
	else
	{
		Item.style.display='none';
	}
}

function OpenNewWindow(name,w,h)
{
        var padding;
        (navigator.appName == 'Microsoft Internet Explorer') ? (padding = 10) : (padding = 0);
        var screenw = screen.availWidth;
        var screenh = screen.availHeight;
        var winw = (w + 15 + padding);
        var winh = (h + 15 + padding);
        var posx = (screenw / 2) - (winw / 2);
        var posy = (screenh / 2) - (winh / 2);
        var win  = window.open('about:blank',name,'top='+posy+',left='+posx+',width='+winw+',height='+winh+',scrollbars=yes');
        win.focus();
	return win;
}

function DisableAllButtons(form)
{
	for (var i = 0; i < form.elements.length; i++)
	{
		if(form.elements[i].type == 'button')
		{
			form.elements[i].disabled=true;
		}
	}
}